Conceptio › Archive › NCBI PubMed Central
NCBI PubMed Centralopen access

Steppe productivity decline contributed to smallpox outbreak and the collapse of the last nomadic empire in the 1750s.

Tang W et al.
NCBI PubMed Central · Papers · License: Open Access
Open Source ↗Direct PDF ↓
computerscienceeducation
computer science education
This document is indexed with metadata only — full text is not available in the archive for this record. Open the official source ↗
Record · ID 434119
Retrieved via Conceptio — every document is proof-bundled with source, license, and retrieval metadata.